Except as provided in paragraph (3), any agreement for the sale or provision of any article on the United States Munitions List (established pursuant to section 38 of the Arms Export Control Act [
22 U.S.C. 2778]) entered into by the United States after
December 22, 1987, shall expressly state that the article is being provided by the United States only with the understanding that it will not be transferred to Cyprus or otherwise used to further the severance or division of Cyprus.